CLASSIFICATION
H - Social Science
367
A - General Works
85
S - Agriculture
52
T - Technology
35
L - Education
27
M - Music
18
C - Historical Sciences
16
J - Political Science
16
G - Geography, Anthropology, Recreation
13
F - General American History
12
P - Language and Literature
12
Q - Science
11
D - World History
7
N - Fine Arts
4
R - Medicine
4
U - Military Science
4
Z - Library Science
3
B - Philosophy, Psychology, Religion
2
K - Law
2